Liebert EM User Manual

This section provides a quick look at the OpenComms EM Web interface and the viewing and configu-

ration functions accessible through tabs at the top of the window.
For step-by-step instructions on using the Web interface, proceed to 5.0 - Getting Started With the 

The Web interface gives you access to all the features of the OpenComms EM device. You may use 

any Internet browser to access the Web interface. The browser shown below is just one example. 

The main parts of the window are:

• Address bar - enter the IP address or hostname of the OpenComms EM device and press Enter 

(or click Go) to access the Web interface. In the example shown above, the IP address is 

126.4.203.246.

• Tabs - click on any tab to change the window shown in the Main display.
• Main display - this area varies according to the tab selected. The example above shows the Login 

window that appears when you first open the Web interface and log in.

• Links - click on additional options to change the information that appears in the Main display on 

the right side of the window, depending on the tab selected. If no additional options are available, 

a description of the Main display appears in this area.

• Device identification, at left below the logo, displays information about the unit: 

• The OpenComms EM model—for example, EM Controller or EM PDU Controller. 
• The firmware version currently installed on the unit—for example, Version 2.0. For instruc-

tions on updating the firmware, see 7.0 - Downloading Firmware Updates.

• The IP address assigned to the unit—for example, 126.4.203.246—entered during setup. For 

information on setting up or changing the IP address, see 3.0 - Assign an IP Address and 

5.7.1 - Network Connectivity. 

• The unit’s MAC address (factory-configured)—for example, 00:08:67:FF:F0:E6. This number 

is a unique identifier for your device. The MAC address is also found on a sticker on the bot-

tom of the unit.